Home / 173,624.40-260,540.15-77,554.08

Finding the Fourth Proportional to 173,624.40, 260,540.15 and 77,554.08

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Solution

The fourth proportional to 173,624.40, 260,540.15 and 77,554.08 is: 116,377.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,624.40 : 260,540.15 = 77,554.08 : x
  2. Step 2: Convert to fraction form
    173,624.40/260,540.15 = 77,554.08/x
  3. Step 3: Cross multiply
    173,624.40x = 260,540.15 × 77,554.08
  4. Step 4: Simplify right side
    173,624.40x = 20,205,951,248.54
  5. Step 5: Solve for x
    x = 20,205,951,248.54/173,624.40
  6. Step 6: Final answer
    x = 116,377.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.